Home / 4,073.48-6,107.08-2,947.78

Finding the Fourth Proportional to 4,073.48, 6,107.08 and 2,947.78

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Solution

The fourth proportional to 4,073.48, 6,107.08 and 2,947.78 is: 4,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.48 : 6,107.08 = 2,947.78 : x
  2. Step 2: Convert to fraction form
    4,073.48/6,107.08 = 2,947.78/x
  3. Step 3: Cross multiply
    4,073.48x = 6,107.08 × 2,947.78
  4. Step 4: Simplify right side
    4,073.48x = 18,002,328.28
  5. Step 5: Solve for x
    x = 18,002,328.28/4,073.48
  6. Step 6: Final answer
    x = 4,419.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.